React Router DOM, a crucial library for building single-page applications with React, saw a minor version bump from 4.2.1 to 4.2.2 in August 2017. While both versions share identical dependencies on core packages like history, warning, invariant, prop-types, loose-envify, and react-router itself, the update signifies underlying improvements and potential bug fixes that enhance stability and reliability. For developers, this iterative update signals a commitment to refining the developer experience.
Both versions rely on the same suite of development dependencies, including tools for testing (jest, react-addons-test-utils), linting (eslint, babel-eslint, eslint-plugin-react, eslint-plugin-import), building (rollup, babel-cli), and optimization (gzip-size, pretty-bytes). This consistency assures developers that existing build pipelines and testing strategies remain compatible across the update. The shared peer dependency on react >=15 means that the update is non-breaking if your project already uses react.
The key takeaway is that while the dependency fingerprint remains the same, upgrading to 4.2.2 is recommended. Developers should always prioritize staying current with minor version updates to benefit from the latest refinements and address any potential edge cases that might be resolved.
The are not vulnerabilities for the version 4.2.2 of the package react-router-dom